California contractor license
CONSTANTINI HEATING AND AIR CONDITIONING
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
- C36 Plumbing
CONSTANTINI HEATING AND AIR CONDITIONING is a C20 Warm-Air Heating, Ventilating And Air-Conditioning and C36 Plumbing contractor in Santa Rosa, Sonoma County, licensed in California for 43 years (since 1983). As of Jun 22, 2026, the license is active with an expiration date of Jun 30, 2028 on record and a license bond is on file.
CONSTANTINI HEATING AND AIR CONDITIONINGC20 Warm-Air Heating, Ventilating And Air-Conditioning · C36 Plumbing · checked Jun 22, 2026
ActiveLicense number#434351
Licensed sinceFeb 4, 1983
Years licensed43 years
Expiration on recordJun 30, 2028
City and countySanta Rosa, Sonoma County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Jun 22, 2026.